Point Forecast: 3 Miles SSW Grantsburg IL  37.33N 88.77W	Last Update: 8:56 pm CDT Mar 8, 2026

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Weather Elements Weather/Precipitation Probabilistic Forecasts (Experimental) Description | Survey Temperature (°C) Dewpoint (°C) Wind Chill (°C) Surface Wind  ktmphkm/hm/s Sky Cover (%) Precipitation Potential (%) Relative Humidity (%) Rain Thunder Snow Freezing Rain Sleet Fog Quantitative Precipitation  3-hr6-hr12-hr24-hr   info     0.100.250.501.00 Snowfall  3-hr6-hr12-hr24-hr   info     0.1in1in3in6in12in

48-Hour Period Starting: 9pm Sun, Mar 8 202610pm Sun, Mar 8 202611pm Sun, Mar 8 202612am Mon, Mar 9 20261am Mon, Mar 9 20262am Mon, Mar 9 20263am Mon, Mar 9 20264am Mon, Mar 9 20265am Mon, Mar 9 20266am Mon, Mar 9 20267am Mon, Mar 9 20268am Mon, Mar 9 20269am Mon, Mar 9 202610am Mon, Mar 9 202611am Mon, Mar 9 202612pm Mon, Mar 9 20261pm Mon, Mar 9 20262pm Mon, Mar 9 20263pm Mon, Mar 9 20264pm Mon, Mar 9 20265pm Mon, Mar 9 20266pm Mon, Mar 9 20267pm Mon, Mar 9 20268pm Mon, Mar 9 20269pm Mon, Mar 9 202610pm Mon, Mar 9 202611pm Mon, Mar 9 202612am Tue, Mar 10 20261am Tue, Mar 10 20262am Tue, Mar 10 20263am Tue, Mar 10 20264am Tue, Mar 10 20265am Tue, Mar 10 20266am Tue, Mar 10 20267am Tue, Mar 10 20268am Tue, Mar 10 20269am Tue, Mar 10 202610am Tue, Mar 10 202611am Tue, Mar 10 202612pm Tue, Mar 10 20261pm Tue, Mar 10 20262pm Tue, Mar 10 20263pm Tue, Mar 10 20264pm Tue, Mar 10 20265pm Tue, Mar 10 20266pm Tue, Mar 10 20267pm Tue, Mar 10 20268pm Tue, Mar 10 20269pm Tue, Mar 10 202610pm Tue, Mar 10 202611pm Tue, Mar 10 202612am Wed, Mar 11 20261am Wed, Mar 11 20262am Wed, Mar 11 20263am Wed, Mar 11 20264am Wed, Mar 11 20265am Wed, Mar 11 20266am Wed, Mar 11 20267am Wed, Mar 11 20268am Wed, Mar 11 20269am Wed, Mar 11 202610am Wed, Mar 11 202611am Wed, Mar 11 202612pm Wed, Mar 11 20261pm Wed, Mar 11 20262pm Wed, Mar 11 20263pm Wed, Mar 11 20264pm Wed, Mar 11 20265pm Wed, Mar 11 20266pm Wed, Mar 11 20267pm Wed, Mar 11 20268pm Wed, Mar 11 20269pm Wed, Mar 11 202610pm Wed, Mar 11 202611pm Wed, Mar 11 202612am Thu, Mar 12 20261am Thu, Mar 12 20262am Thu, Mar 12 20263am Thu, Mar 12 20264am Thu, Mar 12 20265am Thu, Mar 12 20266am Thu, Mar 12 20267am Thu, Mar 12 20268am Thu, Mar 12 20269am Thu, Mar 12 202610am Thu, Mar 12 202611am Thu, Mar 12 202612pm Thu, Mar 12 20261pm Thu, Mar 12 20262pm Thu, Mar 12 20263pm Thu, Mar 12 20264pm Thu, Mar 12 20265pm Thu, Mar 12 20266pm Thu, Mar 12 20267pm Thu, Mar 12 20268pm Thu, Mar 12 20269pm Thu, Mar 12 202610pm Thu, Mar 12 202611pm Thu, Mar 12 202612am Fri, Mar 13 20261am Fri, Mar 13 20262am Fri, Mar 13 20263am Fri, Mar 13 20264am Fri, Mar 13 20265am Fri, Mar 13 20266am Fri, Mar 13 20267am Fri, Mar 13 20268am Fri, Mar 13 2026

Date	03/08			03/09
Hour (CDT)	21	22	23	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20
Temperature (°C)	11	9	9	8	8	8	7	6	7	8	9	9	11	14	17	18	20	22	22	22	23	22	21	20
Dewpoint (°C)	5	5	5	5	5	5	5	6	6	7	8	8	9	11	13	14	14	16	16	16	17	16	16	17
Wind Chill (°C)		9	9	8	8	8	7	5	6	7	8	7
Surface Wind (mph)	2	2	2	2	2	2	2	3	3	3	3	6	6	8	9	10	11	11	11	11	10	10	9	9
Wind Dir	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	S	S	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	S	S
Gust
Sky Cover (%)	0	0	0	1	2	3	3	3	5	6	10	31	36	40	49	50	53	49	41	46	56	38	42	37
Precipitation Potential (%)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	2	3	3	3	7	21	21
Relative Humidity (%)	68	73	77	79	83	83	86	96	96	96	93	96	91	80	78	75	70	68	68	66	68	71	73	81
Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	SChc	SChc
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	SChc	SChc
Snow	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Freezing Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Sleet	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Date				03/10
Hour (CDT)	21	22	23	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20
Temperature (°C)	19	18	18	18	18	18	17	17	17	17	17	18	19	20	21	22	23	24	24	25	24	24	23	22
Dewpoint (°C)	17	17	17	17	17	17	17	17	17	17	17	18	18	19	19	20	20	20	20	20	19	19	19	19
Wind Chill (°C)
Surface Wind (mph)	9	9	9	8	8	8	7	7	6	6	6	7	8	9	10	10	11	13	13	13	11	11	10	10
Wind Dir	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW
Gust
Sky Cover (%)	40	42	49	56	63	70	78	85	87	88	90	86	81	77	81	84	88	87	86	85	86	87	88	90
Precipitation Potential (%)	21	21	21	21	30	30	30	30	30	30	23	23	23	23	23	23	35	35	35	35	35	35	44	44
Relative Humidity (%)	87	90	93	93	93	93	97	97	100	100	100	100	97	93	90	87	82	79	76	74	74	76	76	81
Rain	SChc	SChc	SChc	SChc	Chc	Chc	Chc	Chc	Chc	Chc	SChc	SChc	SChc	SChc	SChc	SChc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc
Thunder	SChc	SChc	SChc	SChc	SChc	SChc	SChc	--	--	--	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	Chc	Chc	Chc	Chc	Chc
Snow	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Freezing Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Sleet	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--

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